Communicating with SNA Hosts May Cause STOP 0x0A in DLC.SYS

• Microsoft Windows NT Workstation version 4.0
• Microsoft Windows NT Server version 4.0
• Microsoft Windows NT Server version 4.0, Terminal Server Edition

SYMPTOMS

When you use the DLC protocol for SNA host communications, the Windows NT server may sporadically hang (stop responding) with STOP code 0x0a. The debug information states that Dlc.sys is canceling IRPs.

NOTE: This problem is more likely to occur on multiprocessor computers and when the network experiences high load or network errors.

CAUSE

This problem occurs when an IRP is cancelled twice.

RESOLUTION

To resolve this problem, obtain the latest service pack for Windows NT 4.0 or Windows NT Server 4.0, Terminal Server Edition. For additional information, please see the following article in the Microsoft Knowledge Base:

Q152734 How to Obtain the Latest Windows NT 4.0 Service Pack

STATUS

Microsoft has confirmed this to be a problem in Windows NT 4.0 and Windows NT Server 4.0, Terminal Server Edition. This problem was first corrected in Windows NT 4.0 Service Pack 4.0 and Windows NT Server 4.0, Terminal Server Edition Service Pack 4.

Additional query words: 4.00

Keywords : kbnetwork NT4SP4Fix ntstop kbbug4.00 ntprotocol kbfix4.00.sp4 NTSrvWkst
Version : WinNT:4.0
Platform : winnt
Issue type : kbbug